Anaitis lineata Claparède, 1870 accepted as Phyllodoce lineata (Claparède, 1870) (new combination reference)
Aphrodita aculeata Linnaeus, 1758 (additional source)
Erinaceusyllis erinaceus (Claparède, 1863) (additional source)
Eteone picta Quatrefages, 1866 accepted as Mysta picta (Quatrefages, 1866) (source of synonymy)
Eulalia bilineata (Johnston, 1840) (additional source)
Eulalia fuscescens Saint-Joseph, 1888 (source of synonymy)
Eulalia pusilla Ørsted, 1843 (source of synonymy)
Eulalia viridis (Linnaeus, 1767) (additional source)
Eumida sanguinea (Örsted, 1843) (additional source)
Eusyllinae Malaquin, 1893 (additional source)
Eusyllis Malmgren, 1867 (additional source)
Eusyllis blomstrandi Malmgren, 1867 (additional source)
Exogone (Parexogone) hebes (Webster & Benedict, 1884) accepted as Parexogone hebes (Webster & Benedict, 1884) (additional source)
Exogoninae Langerhans, 1879 (additional source)
Glycera alba (O.F. Müller, 1776) (additional source)
Glycera capitata Örsted, 1842 (additional source)
Glycera convoluta Keferstein, 1862 accepted as Glycera tridactyla Schmarda, 1861 (additional source)
Glycera gigantea Quatrefages, 1866 accepted as Glycera fallax Quatrefages, 1850 (source of synonymy)
Glycera tesselata Grube, 1863 (additional source)
Glycera unicornis Lamarck, 1818 (additional source)
Harmothoe impar (Johnston, 1839) (source of synonymy)
Harmothoe longisetis (Grube, 1863) (source of synonymy)
Marphysa sanguinea (Montagu, 1813) (additional source)
Mysta picta (Quatrefages, 1866) (additional source)
Nereis pelagica Linnaeus, 1758 (additional source)
Odontosyllis Claparède, 1863 (additional source)
Odontosyllis ctenostoma Claparède, 1868 (additional source)
Odontosyllis fulgurans (Audouin & Milne Edwards, 1833) (additional source)
Ophiodromus flexuosus (Delle Chiaje, 1827) accepted as Oxydromus flexuosus (Delle Chiaje, 1827) (additional source)
Opisthodonta Langerhans, 1879 (additional source)
Paedophylax hebes Webster & Benedict, 1884 accepted as Parexogone hebes (Webster & Benedict, 1884) (additional source)
Phyllodoce laminosa Savigny in Lamarck, 1818 (source of synonymy)
Phyllodoce lineata (Claparède, 1870) (source of synonymy)
Polychaeta (identification resource)
Polynoe extenuata Grube, 1840 accepted as Harmothoe extenuata (Grube, 1840) (source of synonymy)
Polynoe impar Johnston, 1839 accepted as Harmothoe impar (Johnston, 1839) (source of synonymy)
Polynoe longisetis Grube, 1863 accepted as Harmothoe longisetis (Grube, 1863) (source of synonymy)
Polynoe lunulata Delle Chiaje, 1830 accepted as Malmgrenia lunulata (Delle Chiaje, 1830) (source of synonymy)
Sphaerosyllis hystrix Claparède, 1863 (additional source)
Sthenelais boa (Johnston, 1833) (additional source)
Streptodonta pterochaeta (Southern, 1914) (additional source)
Streptosyllis Webster & Benedict, 1884 (additional source)
Streptosyllis websteri Southern, 1914 (additional source)
Syllidia armata Quatrefages, 1866 (additional source)
Syllinae Grube, 1850 (additional source)
Syllis cornuta Rathke, 1843 (additional source)
Syllis fulgurans Audouin & Milne Edwards, 1833 accepted as Odontosyllis fulgurans (Audouin & Milne Edwards, 1833) (taxonomy source)
Syllis gracilis Grube, 1840 (additional source)
Syllis hyalina Grube, 1863 (additional source)